解决方法: 因为GCC编译的时候没有链接C++ standard library, 因此在编译的时候要加入符号 -lstdc++ 使用命令: gcc myprog.c -o myprog -lstdc++…

当在oc中调用c++中的方法时,发现说c++中的方法没定义或是找不到 Undefined symbols for architecture i386: "_desTYData", referenced from: -[TuYoo encryptParametersWithDict:] in libtuyoo.a(TuYoo.o)ld: symbol(s) not found fo 记得c++中的方法定义是要这样定义的 extern"C" { const char *…

异常信息: Undefined symbols for architecture i386:  "operator delete[](void*)", referenced from:      +[WeChatApiUtil EncodeBase64:] in libWeChatSDK.a(WeChatApiUtil.o)      +[WeChatApiUtil NsDataEncodeBase64:] in libWeChatSDK.a(WeChatApiUtil.o)    …

Undefined symbols for architecture i386: "_OBJC_CLASS_$_ItemReturn", referenced from: objc-class-ref in JenknisDemoTests.o "_OBJC_CLASS_$_ViewController", referenced from: objc-class-ref in ViewControllerTest.o (maybe you meant: _OBJC_…

Mac 下使用brew install 报错: localhost:infer-osx-v0.6.0 admin$ sudo brew install opam Error: Cowardly refusing to `sudo brew install' You can use brew with sudo, but only if the brew executable is owned by root. However, this is both not recommended and c…

1.mac下python环境pip报错: issuserdeMacBook-Pro:~ issuser$ pip install pyinstallerCollecting pyinstaller  Could not fetch URL https://pypi.python.org/simple/pyinstaller/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSIO…

出现这种错误的情况: 用iphone5模拟器编译程序正常, 用iphone5s以上的模拟器编译出现Undefined symbols for architecture x86_64: 报错 和 ld: warning: ld: warning: ignoring file警告, 用真机编译正常... 网上找了很多解决方法都没办法解决..都是说更改bulid setting的一些相关设置..然后都木有什么卵用... 这里附上我的解决方法..其实也不是很麻烦...(我没有更改bulid settin…

ld: warning: ignoring file xxxPath/libbaidumapapi.a, missing required architecture x86_64 in file xxxPath/libbaidumapapi.a (3 slices)Undefined symbols for architecture x86_64:  "_OBJC_CLASS_$_BMKMapManager", referenced from:      objc-class-ref…

Undefined symbols for architecture x86_64: "_OBJC_CLASS_$_The49DayPersonalFullscreenGiftModel", referenced from: objc-class-ref in The49DayPersonalRoomGiftModel.o ld: symbol(s) not found for architecture x86_64 clang: error: linker command faile…

错误如下: Undefined symbols for architecture x86_64: "_OBJC_CLASS_$_RoutingHTTPServer", referenced from: 出现类似  Undefined symbols for architecture x86_64  错误,一般是缺少包的引用,请尝试xcode-->项目-->Build phases-->Link Binaray With Libraries-->选择“+”号--&…